CN101802483A - Display illuminating device, display, and television receiver - Google Patents
Display illuminating device, display, and television receiver Download PDFInfo
- Publication number
- CN101802483A CN101802483A CN200880106607A CN200880106607A CN101802483A CN 101802483 A CN101802483 A CN 101802483A CN 200880106607 A CN200880106607 A CN 200880106607A CN 200880106607 A CN200880106607 A CN 200880106607A CN 101802483 A CN101802483 A CN 101802483A
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- China
- Prior art keywords
- connector
- fixing hole
- linear light
- light source
- display
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
- H01R33/05—Two-pole devices
- H01R33/06—Two-pole devices with two current-carrying pins, blades or analogous contacts, having their axes parallel to each other
- H01R33/08—Two-pole devices with two current-carrying pins, blades or analogous contacts, having their axes parallel to each other for supporting tubular fluorescent lamp
- H01R33/0818—Two-pole devices with two current-carrying pins, blades or analogous contacts, having their axes parallel to each other for supporting tubular fluorescent lamp for a plurality of lamps
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
- H04N5/645—Mounting of picture tube on chassis or in housing
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/16—Fastening of connecting parts to base or case; Insulating connecting parts from base or case
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention provides a display illuminating device, a display, and a television receiver. The display illuminating device (12) is provided with linear light sources (17) arranged in parallel, a connector (21) for supplying the linear light sources (17) with power, and a chassis (14) for storing the linear light sources (17). The chassis (14) is provided with a fixing hole (30) for fixing the connector (21). The fixing hole (30) is formed long, and the longitudinal direction is arranged along the parallel arrangement direction of the linear light sources (17). The connector (21) has a locking piece (25) for locking to the chassis (14), and the connector (21) is aligned with and fixed to the connecting hole (30) by having the engaging piece (25) inserted into the fixing hole (30). The connector (21) can be fixed at a plurality of positions to the longitudinal direction of the fixing hole (30).
Description
Technical field
The present invention relates to illuminating apparatus for display apparatus, display unit and radiovisor.
Background technology
For example, the liquid crystal panel that is used for liquid crystal indicators such as LCD TV does not carry out self-luminous, therefore, needs backlight arrangement as external modulation in addition, and this backlight arrangement operated by rotary motion is at the dorsal part (side opposite with display surface) of liquid crystal panel.This backlight arrangement comprises: the base as accommodating container of the face opening of metal system or resin system and liquid crystal panel one side, be incorporated in many fluorescent tubes (for example cold-cathode tube) in the base, be configured in the opening portion of base and be used for the many opticses (diffusion sheet etc.) of the light of emitting lamp efficiently and sent to liquid crystal panel one side as lamp.In addition, in this backlight arrangement, often be provided with the connector that is used to connect lamp and inverter, for example in patent documentation 1, disclose an example of backlight arrangement with this connector.
Patent documentation 1: TOHKEMY 2006-344602 communique
Disclosed backlight arrangement comprises in patent documentation 1: accommodating container, a plurality of lamp, lamp holder (holder) and power supply supplying substrate.Wherein, on the power supply supplying substrate, be provided with fixing hole, in this fixing hole, be fixed with lamp holder with predetermined distance.In addition, on the base plate of accommodating container, be provided with opening in the position relative with the fixing hole that is arranged on the power supply supplying substrate, lamp holder is incorporated in the accommodating container and with lamp under the state of inserting logical this opening and is connected.
Like this, lamp holder is fixed on assigned position by fixing hole and the opening that is separately positioned on power supply supplying substrate and accommodating container, thus, do not need lamp holder is welded on the circuit substrate or for connector is electrically connected and welding lead etc. with the power supply supplying substrate, the assembleability of backlight arrangement improves.
But at the base plate of accommodating container, opening is formed on the position of regulation, therefore constitutes: stipulate that for an accommodating container a kind of arrangement of lamp holder is a kind of Pareto diagram of lamp.Therefore, for example, can not use same accommodating container respectively for the lamp of different Pareto diagrams.
Consequently, must manufacture and design accommodating container respectively to the Pareto diagram of each lamp, for example, even LCD TV is measure-alike, the radical of lamp is different or the arrangement pitch of the Pareto diagram difference of lamp or lamp is under the situation of inconsistent Pareto diagram (lamp unequal-interval) arranging central portion and arranging the end considering cost and performance etc., also need to make independently accommodating container, because of the very inefficent cost that causes rises according to Pareto diagram separately.
Summary of the invention
The present invention is based on that above-mentioned such problem finishes, and its purpose is, a kind of illuminating apparatus for display apparatus is provided, and the different situation of arrangement pitch that it can be applicable to light source has the structure that can help cost to reduce.In addition, the objective of the invention is to, a kind of display unit with aforesaid lighting device is provided, also improve a kind of radiovisor with aforesaid display unit.
In order to address the above problem, illuminating apparatus for display apparatus of the present invention, it is characterized in that: the linear light source that comprises configuration arranged side by side, be used for connector and the base of taking in above-mentioned linear light source to above-mentioned linear light source supply capability, above-mentioned base is provided with the fixing hole that is used for fixing above-mentioned connector, the said fixing hole shape becomes the lengthwise shape, its length direction is along the also column direction configuration of above-mentioned linear light source, on the other hand, above-mentioned connection device is useful on the hooking sheet that card ends on above-mentioned base, above-mentioned hooking sheet embeds in the said fixing hole, above-mentioned thus connector positioning and fixing is in the said fixing hole, and above-mentioned connector can be in a plurality of fixed-site on the length direction in said fixing hole.
According to this illuminating apparatus for display apparatus, as long as the hooking sheet that connector had is embedded in the fixing hole, just can be with this connector positioning and fixing, therefore, in the configuration operation of connector, do not need for example to weld such cost operation of time, can improve the efficient of the assembly operation of this illuminating apparatus for display apparatus.
In addition, connector is designed to: on the length direction of the fixing hole that is arranged at base, can be fixed on a plurality of positions, therefore, can make between adjacent connector between be separated with several variations.Consequently, can design the configuration pattern of connector accordingly, even, also can use same base for example for the different linear light source of arrangement pitch with a plurality of Pareto diagrams of linear light source.
For example, even LCD TV is measure-alike, also there is following situation: consider cost and performance etc. and the radical of linear source is different, the perhaps Pareto diagram difference of linear light source, perhaps the arrangement pitch of linear light source is inconsistent Pareto diagram (a lamp unequal-interval) arranging central portion and arranging the end.In the case, prior art is on same base, and a fixing hole is only stipulated a kind of fixed position of connector, and therefore, the connector Pareto diagram is fixed to a kind of, therefore, and need be according to the Pareto diagram of each linear light source and manufacture and design base respectively.
But,, owing on same base, make the configuration pattern of connector that several variations are arranged, therefore, can regulate the fixed position of connector aptly according to the Pareto diagram of linear light source according to the present invention.Consequently, under the different situation of the Pareto diagram of linear light source, also can use same base, can realize that therefore cost reduces.
In addition, in illuminating apparatus for display apparatus of the present invention, can adopt following structure: the said fixing hole shape becomes along single connecting through hole above-mentioned linear light source and that column direction extends, and each connector that is connected with above-mentioned linear light source arranged side by side can block the only optional position on the length direction of this intercommunicating pore respectively.
Like this,, can with high-freedom degree each connector be located according to the arrangement of linear light source by fixing hole being formed the hole of elongated single connection, can be corresponding with the Pareto diagram of several linear light sources.
In addition, the said fixing hole shape become along above-mentioned linear light source and a plurality of intercommunicating pores of column direction arranged in series, each connector that is connected with above-mentioned linear light source arranged side by side can block the only position arbitrarily on the length direction of this intercommunicating pore respectively.
Like this, by being formed, fixing hole is arranged with a plurality of intercommunicating pores, the reduction of the base intensity that can suppress to produce along with the formation of fixing hole.In addition, can regulate the interval of fixed connector by each intercommunicating pore ground.
In addition, can adopt following structure: the fixing hole of arrangement end one side of the linear light source that is configured in above-mentioned configuration arranged side by side in the said fixing hole forms along intercommunicating pore above-mentioned linear light source and that column direction extends.
In illuminating apparatus for display apparatus, for example, from the viewpoint of the visibility that shows, often need be that arrangement central portion one side of linear light source improves brightness of illumination in central authorities' one side of display surface, therefore, often adopt the device of the arrangement pitch of arrangement end one side that enlarges linear light source.So, be designed to elongated intercommunicating pore by fixing hole with arrangement end one side of the linear light source that is configured in configuration arranged side by side in the fixing hole, can be corresponding with the variation of the arrangement pitch of arrangement end one side of linear light source.
In addition, can adopt following structure: the said fixing hole has a plurality of convexs hole portion of arranging at the length direction of this fixing hole, and above-mentioned hooking sheet embeds this convex hole portion, and above-mentioned thus connector is positioned fixing.
In the case, by selecting desirable convex hole portion hooking sheet is embedded, can make the distance between connector is desirable distance, and this convex hole portion becomes the basic point of the location of connector, therefore, and can be accurately with the connector positioning and fixing.
In addition, can adopt following structure: above-mentioned convex hole portion uniformly-spaced disposes.
Like this, equally spaced dispose, for example can constitute and utilize plural convex hole portion card to end for a connector by constituting convex hole portion.In the case, have big card and end power, can suppress bad phenomenon such as coming off of this connector.
In addition, can adopt following structure: the linear light source of above-mentioned configuration arranged side by side is arranged in has the relative wide wide interval part with arrangement pitch of the narrow relatively narrow compartment of arrangement pitch.
Like this, arrangement pitch at linear light source exists under the situation of width, can be on the length direction of the fixing hole that is provided with on the base of the present invention at multiple fixed-site connector, therefore, by the fixed position of regulating this connector is interval between connector, can enough same bases keeps the linear light source of various arrangement pitches respectively.Therefore, can reduce the cost of this base.
In addition, can adopt following structure: above-mentioned narrow compartment is positioned at arrangement central portion one side of this linear light source, and on the other hand, above-mentioned wide interval partly is positioned at arrangement end one side of this linear light source.
Like this, be positioned at arrangement central portion one side, can arranging the brightness of illumination that central portion one side improve this illuminating apparatus for display apparatus by the narrow compartment that linear light source is arranged as this linear light source.
Then,, the invention provides a kind of display unit, it is characterized in that, possess above-mentioned illuminating apparatus for display apparatus and be used to the display floater that the light from above-mentioned illuminating apparatus for display apparatus shows for solving above-mentioned problem.
According to this display unit, in illuminating apparatus for display apparatus, can reduce cost, therefore, in this display unit, also can reduce cost.
Above-mentioned display floater can the illustration liquid crystal panel.This display unit can be applied to various uses as liquid crystal indicator, and for example, the desktop screen of TV and PC etc. particularly are suitable as large-screen and use.
In addition, radiovisor of the present invention is characterized in that: possess above-mentioned display unit.
According to this radiovisor, in display unit, can reduce cost, therefore, in this radiovisor, also can reduce cost.
According to the present invention, a kind of illuminating apparatus for display apparatus can be provided, it also can be applicable to the situation that the light source arrangement pitch is different, has the structure that can help cost to reduce.In addition, according to display unit of the present invention, can provide a kind of because of using this illuminating apparatus for display apparatus can realize that cost reduces and cheap display unit.In addition, according to radiovisor of the present invention, can provide a kind of because of using this display unit can realize that cost reduces and cheap radiovisor.
Description of drawings
Fig. 1 is the exploded perspective view of brief configuration of the radiovisor of expression embodiment of the present invention 1.
Fig. 2 is the exploded perspective view of brief configuration of the liquid crystal indicator that radiovisor possessed of presentation graphs 1.
Fig. 3 is the A-A line sectional view of the liquid crystal indicator of Fig. 2.
Fig. 4 is the plane of the structure of the expression backlight arrangement that liquid crystal indicator possessed.
Fig. 5 is the front elevation of brief configuration of the connector that backlight arrangement possessed of presentation graphs 4.
Fig. 6 is the plane of structure of the backlight arrangement of expression embodiment of the present invention 2.
Fig. 7 is the front elevation of brief configuration of the connector that backlight arrangement possessed of presentation graphs 6.
Fig. 8 is the plane of structure of the backlight arrangement of expression embodiments of the present invention 3.
Fig. 9 is the plane of a variation of expression fixing hole of the present invention.
Figure 10 is the plane of a variation of expression fixing hole of the present invention.
Figure 11 is the plane of a variation of expression fixing hole of the present invention.
Figure 12 is the plane of a variation of expression fixing hole of the present invention.
Symbol description
10... liquid crystal indicator (display unit), 11... liquid crystal panel (display floater), 12... backlight arrangement (illuminating apparatus for display apparatus), 14... base, 17... cold-cathode tube (linear light source), the narrow compartment of 17a..., 17b... wide interval part, 21... connector, 25... hooking sheet, 30... fixing hole, 31... convex hole portion, TV... radiovisor
The specific embodiment
(embodiment 1)
Utilize Fig. 1～Fig. 5 that embodiments of the present invention 1 are described.In the present embodiment, the radiovisor TV that possesses liquid crystal indicator 10 is carried out illustration.
Fig. 1 is the exploded perspective view of brief configuration of the radiovisor of expression present embodiment, Fig. 2 is the exploded perspective view of brief configuration of the liquid crystal indicator that radiovisor possessed of presentation graphs 1, Fig. 3 is the A-A line sectional view of the liquid crystal indicator of Fig. 2, Fig. 4 is the plane of structure of the expression backlight arrangement that liquid crystal indicator possessed, and Fig. 5 is the front elevation of brief configuration of the connector that backlight arrangement possessed of presentation graphs 4.
The radiovisor TV of present embodiment as shown in Figure 1, it constitutes, and comprising: liquid crystal indicator (display unit) 10; Accommodate two shell Ca, Cb in the table of this liquid crystal indicator 10 in the mode of clamping; Power supply P; Tuner T; With pedestal S.Liquid crystal indicator 10 integral body are grow crosswise square, as shown in Figure 2, have as the liquid crystal panel 11 of display floater with as the backlight arrangement (illuminating apparatus for display apparatus) 12 of external light source, and they are remained one by frame (bezel) 13 grades.
Below, liquid crystal panel 11 and the backlight arrangement 12 that constitutes liquid crystal indicator 10 described (with reference to Fig. 2 and Fig. 3).
In addition, backlight arrangement 12 comprises: the base 14 that is box roughly of upper surface one side opening, a plurality of opticses 15 (illustrating downside certainly is diffuser plate, diffusion sheet, lens, reflection-type Polarizer in order) of installing in the mode of the peristome of covering base 14 and be used for these opticses 15 are remained on framework 16 on the base 14.In base 14, have cold-cathode tube 17 and the lamp folder 20 that is used to support cold-cathode tube 17.In addition, the short side direction along base 14 is formed with the fixing hole 30 that is used for connector 21 positioning and fixing described later.Further, on the opposite face (outer surface) of the side with disposing cold-cathode tube 17 of base 14, inverter substrate 19 is installed at the both ends of the long side direction of base 14.In addition, in this backlight arrangement 12, be the light emitting side more by optics 15 1 sides than cold-cathode tube 17.
In addition, utilize light-reflecting sheet 18 to form light reflection surface in inner surface one side (light source one side) of base 14.Utilization comprises the base 14 of this light-reflecting sheet 18, can be with the light that penetrates from cold-cathode tube 17 to opticses such as diffuser plate 15 1 lateral reflections.
Cold-cathode tube 17 is the linear light sources that extend in one direction, be elongated tubular product such, make its length direction (axis direction) consistent, and many (being 12 in Fig. 2) are housed in the base 14 with the state of arranging in parallel to each other with the long side direction of base 14.Each cold-cathode tube 17 as shown in Figure 4, be arranged in the narrow relatively narrow compartment 17a of arrangement pitch with a plurality of cold-cathode tubes 17 and the relative wide wide interval part 17b of arrangement pitch of a plurality of cold-cathode tubes 17, especially, narrow compartment 17a is central authorities' one side formation of backlight arrangement 12 at the arrangement central portion of cold-cathode tube 17, and wide interval part 17b is the distolateral formation of backlight arrangement 12 in the arrangement end of cold-cathode tube 17.Be connected with the connector 21 that is used for supplying with driving electric power to each cold-cathode tube 17 at the both ends of these cold-cathode tubes 17.
On the other hand, be equipped with substrate connecting portion 24 and hooking sheet 25 in the bottom surface of connector 21, hooking sheet 25 is the configuration of 22 open side in the resettlement section.Substrate connecting portion 24 is electrically connected with terminal 23, under this connector 21 is installed in situation on the base 14, the fixing hole 30 of this substrate connecting portion 24 by being arranged at base 14, face (outer surface) in the opposite side of the side with disposing cold-cathode tube 17 of base 14 exposes, and is connected (with reference to Fig. 3) with the inverter substrate 19 that is installed on this outer surface.Thus, being used for electric power that cold-cathode tube 17 is driven supplies with to cold-cathode tube 17 by substrate connecting portion 24 and terminal 23 from inverter substrate 19.
In addition, hooking sheet 25 is a rubber system, is made into the shape that the outer surface of bottom one side of this hooking sheet 25 is heaved, and has the function of anti-avulsion.Being formed in the fixing hole 30 of base 14 by this hooking sheet 25 is embedded (being pressed into), more specifically is to embed in (being pressed into) convex described later hole portion 31, connector 21 can be fixed in the fixing hole 30 promptly to be fixed on the base 14.
Fixing hole 30 at the both ends of the long side direction of base 14, forms and arranges the end from one of the cold-cathode tube 17 of configuration arranged side by side and extend to the intercommunicating pore that another arranges the end as shown in Figure 4.That is, be fixing hole 30 that the lengthwise shape forms for its length direction along form cold-cathode tube 17 and the column direction configuration.Further, equally spaced be formed with the convex hole portion 31 of a plurality of rectangular (among Fig. 4 24) on the long limit of cold-cathode tube 17 1 sides in the long limit of fixing hole 30 (central portion one side of base 14).
For this fixing hole 30, above-mentioned connector 21 will be by embedding in the convex hole portion 31 by the prominent hooking sheet of establishing 25 in its bottom surface, and positioning and fixing is in fixing hole 30.That is, connector 21 can be fixed on desirable convex hole portion 31 for 31 groups in a plurality of convexs hole portion of arranging on the length direction of fixing hole 30, therefore, carry out this fixing when, can select multiple position (in the present embodiment maximum 24 kinds).That is, can be and the fixed position of changing connector 21 at any time according to the Pareto diagram of cold-cathode tube 17.
At this, in the present embodiment, cold-cathode tube 17 is the Pareto diagram that arrangement central portion at this cold-cathode tube 17 has narrow compartment 17a and has wide interval part 17b in the arrangement end of this cold-cathode tube 17.For corresponding with the Pareto diagram of this cold-cathode tube 17, connector 21 is fixing as following.
That is, for example as shown in Figure 4,,, connector 21 interval is each other narrowed down, thereby be connected with cold-cathode tube 17 by each connector 21 is fixed in the adjacent convex hole portion 31 in narrow compartment 17a (short side direction central authorities one side of backlight arrangement 12).
In the outside of narrow compartment 17a, promptly compare the relative wide part of arrangement pitch with narrow compartment 17a, by with the state that clips 1 convex hole portion 31 that does not have a fixed connector 21 (promptly with each connector 21, the state of convex hole portion 31 is used at 1 at interval) fixing, make the relative broadening in connector 21 interval each other, thereby be connected with cold-cathode tube 17.
Further, wide interval part 17b (short side direction end one side of backlight arrangement 12) in its outside, by each connector 21 is fixing with the state of the convex hole portion 31 that clips 2 loose connectors 21 (promptly 2 states that use convex hole portions 31) at interval, make the further broadening in connector 21 interval each other, thereby be connected with cold-cathode tube 17.
Radiovisor TV, liquid crystal indicator 10, backlight arrangement 12 with present embodiment of above-mentioned structure play action effect as described below.
The backlight arrangement 12 of present embodiment is formed with along fixing hole 30 cold-cathode tube 17 and the lengthwise shape that column direction extends, and connector 21 constitutes: as long as will just can fix in this fixing hole 30 of hooking sheet 25 embeddings that its bottom surface possessed.Therefore, in the configuration operation of connector 21, do not need for example to weld this operation that expends time, can improve the efficient of the assembly operation of this backlight arrangement 12.
Further, connector 21 can be fixed on multiple position (maximum is 24 kinds in the present embodiment) on the length direction of the fixing hole 30 that is arranged at base 14, therefore, can make the interval of 21 of adjacent connectors that several variations are also arranged.Consequently, can suitably change the fixed position of connector 21 with each Pareto diagram of cold-cathode tube 17 accordingly, for example, for being arranged in cold-cathode tube 17 with narrow compartment 17a and wide interval part 17b, also can be by the fixed position of change connector 21, use same base 14, can realize that therefore cost reduces.
In addition, in the present embodiment, fixing hole 30 forms along single intercommunicating pore cold-cathode tube 17 and that column direction extends, and each connector 21 can end by the card of position arbitrarily on the length direction of this intercommunicating pore.
Like this, by fixing hole 30 being formed the hole of elongated single connection, thus can be each connector 21 location are corresponding with the arrangement pitch of cold-cathode tube 17 with high-freedom degree, and Pareto diagram that can corresponding several cold-cathode tubes 17.
In addition, in the present embodiment, fixing hole 30 has a plurality of convexs hole portion 31 of arranging on the length direction of this fixing hole, and hooking sheet 25 embeds in this convex hole portion 31, is thus connected device 21 positioning and fixing.
In the case, select desirable convex hole portion 31 and hooking sheet 25 is embedded, thus, the distance of 21 of adjacent connectors can be set at desirable distance, and this convex hole portion 31 becomes the basic point of the location of connector 21, therefore, can be with connector 21 positioning and fixing accurately.
In addition, in the present embodiment, a plurality of cold-cathode tubes 17 dispose side by side, and the narrow relatively narrow compartment 17a of arrangement pitch is positioned at and arranges a central side, and the wide relatively wide interval part 17b of arrangement pitch is positioned at and arranges end one side.
Like this, be positioned at arrangement central portion one side, can arranging the brightness of illumination that central portion one side improve this backlight arrangement 12 by cold-cathode tube 17 being arranged as its narrow compartment 17a.Thus, in liquid crystal indicator 10 that possesses this backlight arrangement 12 and radiovisor TV, can improve the visibility of display surface.
Further, exist under the situation of width,, can use same base 14 repeatedly, therefore can reduce the cost of backlight arrangement 12 by connector 21 is fixed on the optional position on the length direction of fixing hole 30 at the arrangement pitch of this cold-cathode tube 17.
(embodiment 2)
Below, utilize Fig. 6 and Fig. 7 that embodiments of the present invention 2 are described.Represented the structure of connector and the Pareto diagram of cold-cathode tube have been carried out situation about changing in this embodiment 2, other is identical with above-mentioned embodiment.For marking same-sign with above-mentioned embodiment same section, the repetitive description thereof will be omitted.
Fig. 6 is the plane of structure of the backlight arrangement of expression present embodiment, and Fig. 7 is the front elevation of the brief configuration of the connector that possessed in the backlight arrangement of presentation graphs 6.
Cold-cathode tube 17 is elongated tubulose as shown in Figure 6, makes under its length direction (axis direction) state consistent with the long side direction of base 14, and is housed in the base 14 under the state that many (among Fig. 6 being 12) arrange in parallel to each other.In the present embodiment, especially, whole cold-cathode tubes 17 equally spaced dispose side by side.Being used for supplying with the connector 41 that drives electric power to each cold cathode tube 17 is connected with the both ends of these each cold cathode tube 17.
Fixing hole 30 forms 1 intercommunicating pore that is the extension of lengthwise shape ground along the also column direction of cold-cathode tube 17 as shown in Figure 6.Further, equally spaced be formed with rectangular a plurality of (being 24 in Fig. 6) convex hole portion 31 on the long limit of cold-cathode tube 17 1 sides in the long limit of fixing hole 30 (central portion one side of base 14) respectively.Above-mentioned connector 41 is fixed in the fixing hole 30 by two hooking sheets 42,42 are embedded adjacent convex hole portion 31, and each connector 21 is positioning and fixing equally spaced.That is, in order to be connected with the cold-cathode tube of equally spaced arranging 17, connector 21 is positioning and fixing uniformly-spaced also.
More than, in the present embodiment, convex hole portion 31 constitutes on the length direction of fixing hole 30 and equally spaced arranges.
Like this, by convex hole 31 being constituted equally spaced configuration, connector 41 can be limited to two hooking sheets 42 in two adjacent convex hole portions 31 in the desirable position of fixing hole 30.In the case, because connector 41 ends at two places card, therefore having higher card ends power, can suppress bad phenomenon such as coming off of this connector 41.
In addition, in the present embodiment, a plurality of cold-cathode tubes 17 are configuration side by side equally spaced.
Like this, under the situation that cold-cathode tube 17 is equally spaced arranged, the only selection of the convex hole portion 31 of the change of the structure of the hooking sheet 42 by connector 41 or fixed connector 41 change just can connect cold-cathode tube 17 and connector 41.Consequently, can use same base 14, can help cost to reduce.
(embodiment 3)
Then, utilize Fig. 8 that embodiments of the present invention 3 are described.The situation of the structure of fixing hole has been changed in expression in this embodiment 3, and other is identical with above-mentioned embodiment.For the part mark same-sign identical with above-mentioned embodiment, the repetitive description thereof will be omitted.
Fig. 8 is the plane of structure of the backlight arrangement of expression present embodiment.
Cold-cathode tube 17 as shown in Figure 8, be arranged in and have the relative wide wide interval part 17b of the narrow relatively narrow compartment 17a of arrangement pitch with arrangement pitch, especially, the arrangement central portion that narrow compartment 17a is formed at cold-cathode tube 17 is central authorities' one side of backlight arrangement 12, and the arrangement end that wide interval part 17b is formed at cold-cathode tube 17 is the distolateral of backlight arrangement 12.
Both ends at the long side direction of base 14 are formed with fixing hole 50 and the independent stationary hole 51 that is used for fixing the connector 21 that is connected with cold-cathode tube 17.Fixing hole 50 forms in the arrangement end of the cold-cathode tube 17 of configuration side by side one side, constitutes along the also column direction of cold-cathode tube 17 to be the intercommunicating pore that lengthwise shape ground extends.In this fixing hole 50, connector 21 only can block in position arbitrarily.On the other hand, independent stationary hole 51 forms in arranged side by side arrangement central portion one side of the cold-cathode tube 17 of configuration, each independently fixing hole 51 be form independently separately.In this independent stationary hole 51, connector 21 only can block only connector 21 for an independent stationary hole 51, and the fixed position of connector 21 is defined as a kind of.
Like this, in the present embodiment, the fixing hole 50 that forms in arranged side by side aligning section one side of the cold-cathode tube 17 of configuration constitute along cold-cathode tube 17 and column direction be the intercommunicating pore of lengthwise shape ground extension.
(other embodiment)
More than, represented embodiments of the present invention, but the present invention is not limited to the embodiment that utilizes above-mentioned record and description of drawings, for example, following embodiment also is contained in the technical scope of the present invention.
(1) in above-mentioned embodiment 1, fixing hole 30 is along single intercommunicating pore cold-cathode tube 17 and that column direction extends, for example also can be for as shown in Figure 9, and fixing hole 60 is made of two intercommunicating pores of arranged in series.In addition, for example also can be for as shown in Figure 10, fixing hole 70 is made of three intercommunicating pores of arranged in series.Like this, by fixing hole being designed to the mode that a plurality of intercommunicating pores are arranged, the intensity that can suppress base 14 reduces.Further, can regulate the interval of fixed connector by each intercommunicating pore ground.
(2) in each above-mentioned embodiment, fixing hole 30 constitutes has a plurality of convexs hole portion 31 of arranging on the length direction of this fixing hole 30, but is not necessarily to need this convex hole portion 31, for example also can be shown in Figure 11, form the fixing hole 80 that is rectangle.
(3) in each above-mentioned embodiment, convex hole portion 31 is constituted on the long limit of cold-cathode tube 17 1 sides (central portion one side of base 14) in the long limit of fixing hole 30 and arrange, but also can on two long limits of fixing hole 90, form convex hole portion 91 as shown in figure 12.In the case, form by the convex hole portion 91 and the position between the convex hole portion 91 of another long limit formation that will form on a long limit, further the Pareto diagram with diversified cold-cathode tube 17 is corresponding with staggering.
(4) in each above-mentioned embodiment, constitute the structure that a cold-cathode tube 17 is connected with a connector, but also can for example the cold-cathode tube more than 2 17 be connected with a connector.
(5) in each above-mentioned embodiment, the situation of cold-cathode tube 17 as linear light source used in expression, but the present invention also comprises the situation of the linear light source that uses other kinds such as thermionic-cathode tube for example.
(6) in each above-mentioned embodiment, as the liquid crystal indicator of display floater illustration use liquid crystal panel, but the present invention also can be applied in the display unit of the display floater that uses other kind.
Claims (11)
1. illuminating apparatus for display apparatus is characterized in that:
Comprise configuration arranged side by side linear light source, be used for to the connector of described linear light source supply capability and take in the base of described linear light source,
Described base is provided with the fixing hole that is used for fixing described connector,
Described fixing hole forms the lengthwise shape, and its length direction disposes along the also column direction of described linear light source, on the other hand,
Described connection device is useful on the hooking sheet that card ends on described base,
Described hooking sheet embeds in the described fixing hole, described thus connector positioning and fixing in described fixing hole,
Described connector can be in a plurality of fixed-site on the length direction of described fixing hole.
2. illuminating apparatus for display apparatus as claimed in claim 1 is characterized in that:
Described fixing hole forms along single intercommunicating pore described linear light source and that column direction extends, and each connector that is connected with described linear light source arranged side by side can block the only optional position on the length direction of this intercommunicating pore respectively.
3. illuminating apparatus for display apparatus as claimed in claim 1 is characterized in that:
Described fixing hole form along described linear light source and a plurality of intercommunicating pores of column direction arranged in series, each connector that is connected with described linear light source arranged side by side can block the only position arbitrarily on the length direction of this intercommunicating pore respectively.
4. illuminating apparatus for display apparatus as claimed in claim 1 is characterized in that:
The fixing hole of arrangement end one side of the linear light source that is configured in described configuration arranged side by side in the described fixing hole forms along intercommunicating pore described linear light source and that column direction extends.
5. as each described illuminating apparatus for display apparatus in the claim 1～4, it is characterized in that:
Described fixing hole has a plurality of convexs hole portion of arranging at the length direction of this fixing hole, and described hooking sheet embeds this convex hole portion, and described thus connector is positioned fixing.
6. illuminating apparatus for display apparatus as claimed in claim 5 is characterized in that:
Described convex hole portion equally spaced disposes.
7. as each described illuminating apparatus for display apparatus in the claim 1～6, it is characterized in that:
The linear light source of described configuration arranged side by side is arranged in has the relative wide wide interval part with arrangement pitch of the narrow relatively narrow compartment of arrangement pitch.
8. as each described illuminating apparatus for display apparatus in the claim 1～7, it is characterized in that:
Described narrow compartment is positioned at arrangement central portion one side of this linear light source, and on the other hand, described wide interval partly is positioned at arrangement end one side of this linear light source.
9. a display unit is characterized in that, comprising:
Each described illuminating apparatus for display apparatus in the claim 1～8; With
Be used to the display floater that the light from described illuminating apparatus for display apparatus shows.
10. display unit as claimed in claim 9 is characterized in that:
Described display floater is to use the liquid crystal panel of liquid crystal.
11. a radiovisor is characterized in that:
Possess claim 9 or 10 described display unit.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007239417 | 2007-09-14 | ||
| JP2007-239417 | 2007-09-14 | ||
| PCT/JP2008/058402 WO2009034743A1 (en) | 2007-09-14 | 2008-05-02 | Display illuminating device, display, and television receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101802483A true CN101802483A (en) | 2010-08-11 |
Family
ID=40451755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880106607A Pending CN101802483A (en) | 2007-09-14 | 2008-05-02 | Display illuminating device, display, and television receiver |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8279368B2 (en) |
| CN (1) | CN101802483A (en) |
| WO (1) | WO2009034743A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2500634A1 (en) * | 2009-11-12 | 2012-09-19 | Sharp Kabushiki Kaisha | Illuminating device, display device, and television receiver |
| CN102446455A (en) * | 2010-10-13 | 2012-05-09 | 鸿富锦精密工业（深圳）有限公司 | Electronic device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3642723B2 (en) * | 2000-09-08 | 2005-04-27 | シャープ株式会社 | Backlight device for display panel |
| JP2002311417A (en) * | 2001-04-17 | 2002-10-23 | Nec Corp | Liquid crystal display device |
| JP4139147B2 (en) * | 2002-06-21 | 2008-08-27 | 株式会社リコー | Lamp support device, document image reading device, and image forming device |
| CN1308750C (en) | 2002-07-05 | 2007-04-04 | Nec液晶技术株式会社 | LCD device |
| JP2004287226A (en) * | 2003-03-24 | 2004-10-14 | Tama Electric Co Ltd | Backlight device and liquid crystal display device |
| JP4017588B2 (en) | 2003-11-27 | 2007-12-05 | Ｔｄｋ株式会社 | Backlight unit |
| US20090154140A1 (en) | 2004-11-30 | 2009-06-18 | Sharp Kabushiki Kaisha | Illuminating apparatus for displaying apparatus and displaying apparatus |
| KR100774581B1 (en) | 2005-06-09 | 2007-11-09 | 삼성전자주식회사 | Lamp holder, back light assembly having the lamp holder and display device having the same |
| JP2006344602A (en) | 2005-06-09 | 2006-12-21 | Samsung Electronics Co Ltd | Lamp, lamp holder, power supply module, and backlight assembly and display device using these |
-
2008
- 2008-05-02 CN CN200880106607A patent/CN101802483A/en active Pending
- 2008-05-02 US US12/676,662 patent/US8279368B2/en not_active Expired - Fee Related
- 2008-05-02 WO PCT/JP2008/058402 patent/WO2009034743A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| US8279368B2 (en) | 2012-10-02 |
| US20100208144A1 (en) | 2010-08-19 |
| WO2009034743A1 (en) | 2009-03-19 |
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| PB01 | Publication | ||
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Application publication date: 20100811 |